6-piece ULTIMATECUT RUnaTec Countersink set 4S (DIN 335) 90° Ø 6.3 - 8.3 - 10.4 - 12.4 - 16.5 - 20.5 mm
The ULTIMATECUT Countersink 4S in HSSE-Co5 with even longer tool life for even faster work results.
The newly developed ULTIMATECUT countersink 4S works with four instead of three cutting edges. The distribution of the forces acting on the four cutting edges noticeably reduces the axial and radial forces and guarantees extremely smooth and material-friendly running of the tool through the unequal division.
RUnaTEC Even more wear-resistant, even more biting material removal. The RUnaTEC coating developed in-house by RUKO guarantees even higher performance. Particularly with demanding materials, such as heat-treated steel, the coated RUnaTEC version convinces with powerful penetration into the material and even better wear resistance.